Answer these questions on philosophical trilemmas, for 10 points each:
[10e] A trilemma concerning the divinity of Jesus, often summarised as “mad, bad or God,” is named for this author of Mere Christianity. Christian themes underpin his fictional Screwtape Letters and Chronicles of Narnia.
ANSWER: C. S. Lewis [or Clive Staples Lewis; accept Lewis’s trilemma]
[10h] This epistemological trilemma claims that any attempt to prove a truth must be either circular, regressive or dogmatic. A similar argument that had five modes was also put forward by Agrippa.
ANSWER: Münchhausen trilemma [or Fries’s trilemma]
[10m] The similar Agrippa’s trilemma is named for a member of this philosophical school. A set of “Outlines” of this school’s philosophy was written by Sextus Empiricus.
ANSWER: Pyrrhonism [or Pyrrhonists or Pyrrhonian skepticism; prompt on skepticism]